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54 lines
1.2 KiB
Plaintext
54 lines
1.2 KiB
Plaintext
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#!/usr/bin/perl
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#
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# atrf-path/genpathprof - Generate profile for atrf-path
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#
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# Written 2011 by Werner Almesberger
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# Copyright 2011 Werner Almesberger
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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sub usage
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{
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print STDERR <<"END"
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usage: $0 below above [file ...]
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below/above define either absolute values or clearances:
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10 = 10.0 dBm
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-3.5 = -3.5 dBm
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+5 = 5 dBm below or above the minimum/maximum measurement
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END
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;
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exit(1);
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}
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$below = shift @ARGV;
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$above = shift @ARGV;
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&usage unless defined $below && defined $above;
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while (<>) {
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next unless /^(\d+)\.5\s+(-?\d+(\.\d*))\s+/;
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$f = int(($1+2.5)/5)*5;
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$min{$f} = $2 if $min{$f} > $2 || !defined $min{$f};
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$max{$f} = $2 if $max{$f} < $2 || !defined $max{$f};
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}
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print "# min\tmax\t Chan\tMHz\n";
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for ($i = 0; $i != 16; $i++) {
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$f = 2405+5*$i;
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if ($below =~ /^\+/) {
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$min = $min{$f}-$';
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} else {
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$min = $below;
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}
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if ($above =~ /^\+/) {
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$max = $max{$f}+$';
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} else {
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$max = $above;
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}
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printf("%.2f\t%.2f\t# %d\t%d\n", $min, $max, $i+11, $f);
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}
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